Laser Speckle Mitigation Through Substandard Compressive Sensing

Derek Burrell; Bruce Berry; Mark Spencer; Ronald Driggers

doi:10.1364/COSI.2020.JW4D.5

Imaging and Applied Optics Congress
OSA Technical Digest (Optica Publishing Group, 2020),
paper JW4D.5
•https://doi.org/10.1364/COSI.2020.JW4D.5

Laser Speckle Mitigation Through Substandard Compressive Sensing

Derek Burrell, Bruce Berry, Mark Spencer, and Ronald Driggers

Imaging Systems and Applications 2020

Washington, DC United States
22–26 June 2020
ISBN: 978-1-943580-77-4

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Computational Imaging (Joint COSI and IS) (JW4D)

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D. Burrell, B. Berry, M. Spencer, and R. Driggers, "Laser Speckle Mitigation Through Substandard Compressive Sensing," in Imaging and Applied Optics Congress, OSA Technical Digest (Optica Publishing Group, 2020), paper JW4D.5.

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Abstract

We alleviate speckle effects by iteratively reconstructing a single image using compressive sensing. At suboptimal sample rates, reconstructions decorrelate to allow for speckle averaging. Results indicate potential reduction in speckle contrast by up to 30%.

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